The perpetrators of the shot, still unidentified, have fled.

Four young men were killed Sunday night during a "mass shootout" at a Fresno, California, home that also injured six, the police said.

According to preliminary evidence, one or more suspects entered a residence where some 35 people gathered for a football match and then opened fire in the garden, told reporters Michael Reid, police chief of Fresno. The gunmen, still unidentified, fled, he said.